我正在尝试使用这样的url打开播客应用-(void)setupPodcast{NSLog(@"setuppodcast");NSString*str=[NSStringstringWithFormat:@"pcast://podcasts.sdxme.org/RSS/default.aspx?ID=%ld",(long)[[NSUserDefaultsstandardUserDefaults]integerForKey:@"CustomerID"]];[[UIApplicationsharedApplication]openURL:[NSURLURLWithString:str]];}